diff --git a/src/test/java/corgi/parsers/CommandParserTest.java b/src/test/java/corgi/parsers/CommandParserTest.java
index eb5f74be4f..aa8544f9f0 100644
--- a/src/test/java/corgi/parsers/CommandParserTest.java
+++ b/src/test/java/corgi/parsers/CommandParserTest.java
@@ -153,7 +153,7 @@ public void parse_invalidTodoCommand_throwsInvalidCommandFormatException() {
         assertThrows(InvalidCommandFormatException.class, () ->
                 parser.parse("todo /desc"));
         // Invalid number of same argument
-        assertThrows(InvalidCommandFormatException.class, () -> 
+        assertThrows(InvalidCommandFormatException.class, () ->
                 parser.parse("todo /desc task1 /desc hard /desc urgent"));
     }
 
@@ -181,7 +181,7 @@ public void parse_invalidDeadlineCommand_throwsInvalidCommandFormatException() {
         assertThrows(InvalidCommandFormatException.class, () ->
                 parser.parse("deadline /desc /by 2023-09-22"));
         // Invalid number of same argument
-        assertThrows(InvalidCommandFormatException.class, () -> 
+        assertThrows(InvalidCommandFormatException.class, () ->
                 parser.parse("deadline /desc task1 /by 2023-09-22 /by 2023-09-23"));
     }
 
diff --git a/src/test/java/corgi/parsers/CommandValidatorTest.java b/src/test/java/corgi/parsers/CommandValidatorTest.java
index 67f80e9793..398bdd923f 100644
--- a/src/test/java/corgi/parsers/CommandValidatorTest.java
+++ b/src/test/java/corgi/parsers/CommandValidatorTest.java
@@ -23,12 +23,12 @@ public void validateArguments_invalidNumberOfArguments_throwsInvalidCommandForma
         arguments.add("/arg2");
         arguments.add("/arg3");
 
-        InvalidCommandFormatException exception1 = assertThrows(InvalidCommandFormatException.class,
-                () -> validator.validateArguments(command1, arguments));
-        InvalidCommandFormatException exception2 = assertThrows(InvalidCommandFormatException.class,
-                () -> validator.validateArguments(command2, arguments));
-        InvalidCommandFormatException exception3 = assertThrows(InvalidCommandFormatException.class,
-                () -> validator.validateArguments(command3, arguments));
+        InvalidCommandFormatException exception1 = assertThrows(InvalidCommandFormatException.class, () ->
+                validator.validateArguments(command1, arguments));
+        InvalidCommandFormatException exception2 = assertThrows(InvalidCommandFormatException.class, () ->
+                validator.validateArguments(command2, arguments));
+        InvalidCommandFormatException exception3 = assertThrows(InvalidCommandFormatException.class, () ->
+                validator.validateArguments(command3, arguments));
 
         assertEquals("Invalid number of argument \"/arg1\" !", exception1.getMessage());
         assertEquals("Invalid number of argument \"/arg2\" !", exception2.getMessage());
@@ -48,12 +48,12 @@ public void validateArguments_missingArguments_throwsInvalidCommandFormatExcepti
         arguments.add("/arg2");
         arguments.add("/arg3");
 
-        InvalidCommandFormatException exception1 = assertThrows(InvalidCommandFormatException.class,
-                () -> validator.validateArguments(command1, arguments));
-        InvalidCommandFormatException exception2 = assertThrows(InvalidCommandFormatException.class,
-                () -> validator.validateArguments(command2, arguments));
-        InvalidCommandFormatException exception3 = assertThrows(InvalidCommandFormatException.class,
-                () -> validator.validateArguments(command3, arguments));
+        InvalidCommandFormatException exception1 = assertThrows(InvalidCommandFormatException.class, () ->
+                validator.validateArguments(command1, arguments));
+        InvalidCommandFormatException exception2 = assertThrows(InvalidCommandFormatException.class, () ->
+                validator.validateArguments(command2, arguments));
+        InvalidCommandFormatException exception3 = assertThrows(InvalidCommandFormatException.class, () ->
+                validator.validateArguments(command3, arguments));
 
         assertEquals("Missing argument \"/arg1\" !", exception1.getMessage());
         assertEquals("Missing argument \"/arg2\" !", exception2.getMessage());